Bottom Line: This propane heater has an extensive coverage zone and is perfect for heating both indoor and outdoor spaces. Pros: It has an auto-off function that activates if there are low oxygen ...

When you bring a propane heater inside, you are not just adding warmth, you are adding a live flame that consumes oxygen and can quietly fill a room with toxic gases if the air has nowhere to go. The ...

Indoor Air Quality is the quality of breathable air in and around buildings as it relates to human health and comfort. Many government and independent agencies like the Environmental Protection Agency ...

Two MIT professors have proposed a new approach to estimating the risks of exposure to Covid-19 under different indoor settings based on the number of people, the size of the space, the kinds of ...

Gigantic plumes of smoke from Canadian wildfires that blanketed the northeastern United States last week provided a striking reminder of the dangers that toxic air can pose — not just in the ...